These include: 55%. Plasma. 45%. Components (sometimes called formed elements), i.e. 'Blood Cells'. Of these, 99% are erythrocytes (red blood cells). and 1% are leucocytes (white blood cells) and thrombocytes (blood platelets). This is summarised in the following diagram, and described in further detail below.
The prefix a- comes from the Greek meaning not.. ab-: Prefix from the Latin meaning from, away from, off as in abduction (movement of a limb away from the midline of the body), ablate (carry or cut away), abnormal (away from normal), absorb (to suck away). Abs in the plural is slang for the abdominal muscles.
1. accustomed. Usual, customary, habitual refer to a settled and constant practice. Usual indicates something that is to be expected by reason of previous experience, which shows it to occur more often than not: There were the usual crowds at the celebration. Something that is customary is in accordance with prevailing usage or individual practice: It is customary to finish up with a bonfire.